Examples with FilterSatisfiedMask com.apple.foundationdb.record.query.plan.planning.FilterSatisfiedMask used on opensource projects

Example 1 with FilterSatisfiedMask

use of com.apple.foundationdb.record.query.plan.planning.FilterSatisfiedMask in project fdb-record-layer by FoundationDB.

the class QueryToKeyMatcher method matches.

@Nonnull
private Match matches(@Nonnull NestedField query, @Nonnull NestingKeyExpression key, @Nonnull MatchingMode matchingMode, @Nullable FilterSatisfiedMask filterMask) {
    if (key.getParent().getFanType() != KeyExpression.FanType.None) {
        // in theory, maybe, concatenate could work with certain things, but for now, no.
        return Match.none();
    } else {
        if (Objects.equals(query.getFieldName(), key.getParent().getFieldName())) {
            FilterSatisfiedMask childMask = filterMask != null ? filterMask.getChild(query.getChild()) : null;
            Match childMatch = matches(query.getChild(), key.getChild(), matchingMode, childMask);
            if (childMask != null && childMask.isSatisfied() && filterMask.getExpression() == null) {
                filterMask.setExpression(key);
            }
            return childMatch;
        } else {
            return Match.none();
        }
    }
}

Example 2 with FilterSatisfiedMask

use of com.apple.foundationdb.record.query.plan.planning.FilterSatisfiedMask in project fdb-record-layer by FoundationDB.

the class LucenePlanner method getScanForOrLucene.

private LuceneIndexQueryPlan getScanForOrLucene(@Nonnull Index index, final String parentFieldName, final OrComponent filter, final FilterSatisfiedMask filterMask, final ScanComparisons groupingComparisons) {
    final Iterator<FilterSatisfiedMask> subFilterMasks = filterMask != null ? filterMask.getChildren().iterator() : null;
    final List<QueryComponent> filters = filter.getChildren();
    LuceneIndexQueryPlan combinedComparison = null;
    for (QueryComponent subFilter : filters) {
        final FilterSatisfiedMask childMask = subFilterMasks != null ? subFilterMasks.next() : null;
        LuceneIndexQueryPlan childComparison = getComparisonsForLuceneFilter(index, parentFieldName, subFilter, childMask, groupingComparisons);
        if (childComparison != null && childMask != null) {
            childMask.setSatisfied(true);
            combinedComparison = combinedComparison == null ? childComparison : LuceneIndexQueryPlan.merge(childComparison, combinedComparison, "OR");
        }
    }
    if (filterMask != null && filterMask.getUnsatisfiedFilters().isEmpty()) {
        filterMask.setSatisfied(true);
    }
    return combinedComparison;
}

Example 3 with FilterSatisfiedMask

use of com.apple.foundationdb.record.query.plan.planning.FilterSatisfiedMask in project fdb-record-layer by FoundationDB.

the class LucenePlanner method planLucene.

@Override
protected ScoredPlan planLucene(@Nonnull CandidateScan candidateScan, @Nonnull Index index, @Nonnull QueryComponent filter, @Nullable KeyExpression sort) {
    FilterSatisfiedMask filterMask = FilterSatisfiedMask.of(filter);
    KeyExpression rootExp = index.getRootExpression();
    ScanComparisons groupingComparisons;
    // Getting grouping information from the index key and query filter
    if (rootExp instanceof GroupingKeyExpression) {
        KeyExpression groupingKey = ((GroupingKeyExpression) rootExp).getGroupingSubKey();
        QueryToKeyMatcher.Match groupingMatch = new QueryToKeyMatcher(filter).matchesCoveringKey(groupingKey, filterMask);
        if (!groupingMatch.getType().equals((QueryToKeyMatcher.MatchType.EQUALITY))) {
            return null;
        }
        groupingComparisons = new ScanComparisons(groupingMatch.getEqualityComparisons(), Collections.emptySet());
    } else {
        groupingComparisons = null;
    }
    LuceneIndexQueryPlan lucenePlan = getComparisonsForLuceneFilter(index, null, filter, filterMask, groupingComparisons);
    if (lucenePlan == null) {
        return null;
    }
    RecordQueryPlan plan = lucenePlan;
    plan = addTypeFilterIfNeeded(candidateScan, plan, getPossibleTypes(index));
    if (filterMask.allSatisfied()) {
        filterMask.setSatisfied(true);
    }
    return new ScoredPlan(plan, filterMask.getUnsatisfiedFilters(), Collections.emptyList(), 11 - filterMask.getUnsatisfiedFilters().size(), lucenePlan.createsDuplicates(), null);
}

Example 4 with FilterSatisfiedMask

use of com.apple.foundationdb.record.query.plan.planning.FilterSatisfiedMask in project fdb-record-layer by FoundationDB.

the class LucenePlanner method getScanForAndLucene.

private LuceneIndexQueryPlan getScanForAndLucene(@Nonnull Index index, @Nullable String parentFieldName, @Nonnull AndComponent filter, @Nullable FilterSatisfiedMask filterMask, final ScanComparisons groupingComparisons) {
    final Iterator<FilterSatisfiedMask> subFilterMasks = filterMask != null ? filterMask.getChildren().iterator() : null;
    final List<QueryComponent> filters = filter.getChildren();
    LuceneIndexQueryPlan combinedComparison = null;
    for (QueryComponent subFilter : filters) {
        final FilterSatisfiedMask childMask = subFilterMasks != null ? subFilterMasks.next() : null;
        LuceneIndexQueryPlan childComparison = getComparisonsForLuceneFilter(index, parentFieldName, subFilter, childMask, groupingComparisons);
        if (childComparison != null && childMask != null) {
            childMask.setSatisfied(true);
            combinedComparison = combinedComparison == null ? childComparison : LuceneIndexQueryPlan.merge(combinedComparison, childComparison, "AND");
        } else if (combinedComparison != null && childComparison == null) {
            combinedComparison = null;
            break;
        }
    }
    if (filterMask != null && filterMask.getUnsatisfiedFilters().isEmpty()) {
        filterMask.setSatisfied(true);
    }
    return combinedComparison;
}

Example 5 with FilterSatisfiedMask

use of com.apple.foundationdb.record.query.plan.planning.FilterSatisfiedMask in project fdb-record-layer by FoundationDB.

the class RecordQueryPlanner method planText.

@Nullable
private ScoredPlan planText(@Nonnull CandidateScan candidateScan, @Nonnull Index index, @Nonnull QueryComponent filter, @Nullable KeyExpression sort) {
    if (sort != null) {
        // TODO: Full Text: Sorts are not supported with full text queries (https://github.com/FoundationDB/fdb-record-layer/issues/55)
        return null;
    }
    FilterSatisfiedMask filterMask = FilterSatisfiedMask.of(filter);
    final TextScan scan = TextScanPlanner.getScanForQuery(index, filter, false, filterMask);
    if (scan == null) {
        return null;
    }
    // TODO: Check the rest of the fields of the text index expression to see if the sort and unsatisfied filters can be helped.
    RecordQueryPlan plan = new RecordQueryTextIndexPlan(index.getName(), scan, candidateScan.reverse);
    // Add a type filter if the index is over more types than those the query specifies
    Set<String> possibleTypes = getPossibleTypes(index);
    plan = addTypeFilterIfNeeded(candidateScan, plan, possibleTypes);
    // is "strict", it must be surrounded be a filter plan.
    if (scan.getTextComparison() instanceof Comparisons.TextContainsAllPrefixesComparison) {
        Comparisons.TextContainsAllPrefixesComparison textComparison = (Comparisons.TextContainsAllPrefixesComparison) scan.getTextComparison();
        if (textComparison.isStrict()) {
            plan = new RecordQueryFilterPlan(plan, filter);
            filterMask.setSatisfied(true);
        }
    }
    // than other indexes.
    return new ScoredPlan(plan, filterMask.getUnsatisfiedFilters(), Collections.emptyList(), 10, scan.createsDuplicates(), null);
}